Use guarded path for obsolete files (bug 1060634)

- Update model file_path method
- Add test
fix typo in auth docs
update login modal for fxa (bug 1051889)
fix login modal typo
Commit from Mozilla Verbatim by user besnik@programeshqip.org.: 1859 of 1984 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user inma610.: 1854 of 1854 strings translated (0 fuzzy).
Fix mysql issues on first run (bug 1076972)
"fixed" test
Merge pull request #2610 from JaredKerim-Mozilla/1060634

Use guarded path for obsolete files (bug 1060634)
Add author search to search API (bug 1032828)
add in translate toolkit for generating locales
Merge pull request #2623 from andymckay/translate

add in translate toolkit for generating locales
Accept signed userids in FxA state param (bug 1075041)
Merge pull request #2615 from washort/1075041

Accept signed userids in FxA state param (bug 1075041)
bigger comm note pagination button
loading indicator for review history notes (bug 1077037)
Merge pull request #2622 from muffinresearch/fix-mysql-first-run

Fix mysql issues on first run (bug 1076972)